This lamp string is easy and convenient to use with photo clips. Clips allow you to free adjustment any sizes on the LEDs string lights for picture. Perfect for outdoor and indoor decoration. Features: Perfect for indoor and outdoor decoration. Energy-saving and environmentally friendly, high brightness, low power consumption. A perfect decoration for wedding, party, or decor. You can organize and hanging pictures, photos with those clips. It will give you a romantic and different atmosphere. Battery-operated, requires 3AA-Batteries(Not included), portable and can be mounted anywhere for decoration. Specifications:Item type: Lamp StringMaterial: Plastics+copperLuminous flux: 1000(lm)Light color: Warm white LEDs quantity: 20LEDs, 50LEDs(optional) Clip quantity: 20LEDs: 20pcs 50LEDs: 50pcsLength : 20LEDs: 2M 50LEDs: 5M Package weight: 20LEDs: 60g/2.11ounces 50LEDs: 105g/3.7ouncesPackage size: 20LEDs: 1008030mm/3.933.141.18inches 50LEDs: 10010040mm/3.933.931.57inchesPackage list:1 Lamp string20pcsclips